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What is a disadvantage to using pH paper? 

During mitosis and meiosis the chromatin compacts. Which of the following processes takes place more easily because of this compaction?

4.2 Gee die VERGROTENDE TRAP van die woord tussen hakies. Dit is baie (maklik) om op ‘n branderplank te ry.        (1)

All cells in a single pure colony of bacteria will have the same gram stain reaction. 

What is the name of the pigment that was least soluble in this experiment? 

5.8 Gee die MEERVOUD van die woord tussen hakies. Daar is baie (motorfiets) in die straat. (1)

Oogenesis, the process that creates female gametes, is halted at prophase I until puberty. Which of the following describes the DNA content of a female’s gametes during her childhood?

3.2 Wie is die teikengroep van hierdie advertensie?                 (1)

Solution A is 25% salt water.  Solution B is 15% salt water Describe the tonicity of solution A to solution B.  Solution A is _______________ compared to solution B.   

The diagnosis of Down syndrome is made by examining the individual’s